Key Takeaways
- Ludhiana uses servo motors on CNC retrofits, bar feeders, press feeders and packaging machines.
- RB Automation supplies Rtelligent RSHA, RSNA, RSDA and RSM AC servo motors, roughly 50 W to 1 kW, from Ahmedabad.
- Size by peak and RMS torque, top speed and inertia ratio, and use a servo reducer where inertia is high.
- Motor, matched drive, cables and gearbox are quoted together, with sizing help by phone and WhatsApp.
Ludhiana has built machine tools for generations, and a growing number of its workshops now modernise older lathes, milling machines and special machines instead of scrapping them. Press shops are fitting electronic roll feeders, bar-turning units are adding automatic bar feeders, and fastener, hand tool and garment makers want faster packing lines. In every one of these jobs, the axis has to be quick and land exactly where it is told, often with a load that changes during the stroke. That is the territory of the servo motor. RB Automation is a servo motor supplier for Ludhiana, dispatching Rtelligent motors with paired drives and gearboxes from Ahmedabad.
Servo Jobs in Ludhiana's Industries
CNC retrofits in the machine tool trade
Worn screw-cutting lathes and knee-type mills receive electronic feed axes and a new controller, gaining repeatable feeds and threads without the cost of a new machine.
Press and bar feeders
Stamping and forging shops at Dhandari Kalan, Gill Road and Sahnewal set strip pitch on a touch screen, and turning shops keep their machines loaded with servo bar feeders.
Machinery for bicycle, auto and tractor parts
Builders in Focal Point and Industrial Areas A and B put servo axes on transfer, gauging and assembly machines where cycle time decides output.
Packing for fasteners, tools and knitwear
Counting, weighing and bagging machines for screws and hand tools, and folding and packing machines for knitwear, use servos when speed and print registration both matter.
Rtelligent Servo Choices for Ludhiana Workshops
| Product | In short | Ludhiana use |
|---|---|---|
| RSHA, RSNA, RSDA and RSM series | AC servo motors from about 50 W to 1 kW | Press and bar feeders, lathe and mill retrofits |
| Integrated low-voltage servo | Drive built into the motor, low-voltage supply | Small, mobile or battery-fed equipment |
| Super short DC servo | Very short motor body | Where the axis has little room behind it |
| Servo reducer | Planetary gearbox for the motor | Feed rolls and tables with high inertia |
Should the Axis Be a Servo or a Closed-Loop Stepper?
| Question | If yes, lean towards |
|---|---|
| Does the axis run fast or move continuously? | AC servo motor |
| Does the load change sharply during the move? | AC servo motor |
| Is it a slow, short index with a steady load? | Closed-loop stepper |
| Must set-up be as simple as possible, with no tuning? | Closed-loop stepper |
| Is the budget per axis tight? | Closed-loop stepper |
A Typical Servo Application in Ludhiana
Think of a typical servo roll feeder in front of a power press stamping bicycle or auto parts. On every stroke the rolls must push the coil strip forward by a fixed pitch and come to a dead stop before the die closes, many times a minute. A servo motor driving the rolls through a planetary reducer copes with the sharp starts and stops, and the pitch is typed into an HMI instead of being set with change gears. A cam signal from the press tells the feeder when the die is open, so the strip only moves at the safe moment.
Servo Sizing Errors Seen on Retrofits
- Picking the motor on running torque and forgetting the burst needed to accelerate the rolls.
- Coupling a heavy roll or chuck straight to the shaft with no gearbox, so tuning never settles.
- A retrofitted vertical axis without a holding brake.
- Feedback cables bundled with press motor or welding leads.
- Mixing a motor and a drive from series that were never meant to pair.
Information We Need to Quote a Servo Motor
- Stroke, move time and acceleration for one cycle
- Load weight or inertia, plus any gearbox, pulley or screw pitch
- Highest speed and how much of the cycle the axis is moving
- Whether a brake or a particular encoder is required
- Controller in use and number of axes
Why a Servo Behaves Differently
Unlike a stepper, a servo motor never runs on its own: it is always paired with a drive and carries a high-resolution encoder. The drive reads that encoder constantly and changes the motor current so the shaft tracks the commanded profile, even if the load jumps halfway through a move. The result is high top speed, strong bursts of torque for acceleration and precise stopping.
The Rtelligent Motors We Ship
- RSHA, RSNA and RSDA AC servo motor series, plus the RSM series.
- An integrated low-voltage servo that carries its own drive, handy on small or mobile equipment.
- A super short DC servo for axes with very little room behind them.
- Planetary servo reducers that multiply torque and bring a heavy load's inertia into a workable ratio.
Rtelligent's AC servo motors run from about 50 W up to 1 kW, which matches most feeder, retrofit and packing axes in the city. See the AC servo motor page and the wider servo system page for the full data.
Six Steps to Size the Motor
- Describe one cycle: how far the axis travels, in what time, and how long it pauses.
- Find two torque figures: the average (RMS) over the cycle and the peak during acceleration, with friction, cutting load and gravity included.
- Find the top speed: at the motor shaft, taking any belt, screw or gearbox into account.
- Compare inertias: if the roll, table or chuck is far heavier than the rotor, add a reducer.
- Hold vertical loads: specify a brake on any axis that could drop.
- Pair the drive: only a matched drive gets the best from the motor; our servo drive guide for Ludhiana explains the options.
Is a Servo Really Needed?
For a slow index with a steady load, a closed-loop stepper can do the job for less money and with no tuning. Read stepper motor vs servo motor and our stepper servo drive guide for Ludhiana before you decide.
Why Choose RB Automation for Servo Motors in Ludhiana
Being Rtelligent's technical partner, we can quote motor, drive, cables and gearbox as one set that is known to work together, and our Ahmedabad team checks your sizing by phone, WhatsApp or email. Browse all the families we supply on the industrial automation supplier in Ludhiana page.
Conclusion
A roll feeder in Sahnewal, a retrofitted lathe in an old machine tool workshop or a knitwear packing line each need a servo sized for its real cycle, not a guess. Send RB Automation the cycle, load and speed, and we will suggest a paired Rtelligent motor, drive and reducer for your Ludhiana machine.
Looking for a quote in Ludhiana? Contact RB Automation at +91 8511104864, WhatsApp +91 9898739737 or email contact@rbautomate.com. We call back Monday to Saturday, 10:00 am to 6:00 pm.
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Frequently Asked Questions
Do you supply servo motors for press feeders and CNC retrofits in Ludhiana?
Yes. We supply Rtelligent RSHA, RSNA, RSDA and RSM AC servo motors with matching R5 and R6 servo drives. Share the load, speed and existing motor details, and we will recommend a match.
What power range do your servo motors cover?
The Rtelligent AC servo motors we supply cover roughly 50 W to 1 kW, which suits most feeder, retrofit, transfer and packaging axes.
When should I add a servo reducer?
Add a servo reducer when the load inertia is much larger than the motor's, or when you need more torque at lower speed. It raises output torque and makes the axis easier to tune.
Can you size a servo motor without a site visit?
Yes. Send the motion profile, load mass or inertia, top speed and any gearbox details, or the nameplate of the motor you are replacing, by phone, WhatsApp or email, and our team will size it.
What is the price of a servo motor in Ludhiana?
There is no fixed price list. The price depends on the series, power, encoder, brake, matching drive and quantity. Use the form on this page, call +91 8511104864 or email contact@rbautomate.com for a quotation.
Mr. Gaurav Patel
Managing Director, RB Automation, Ahmedabad
A visionary industrial leader, Gaurav Patel has steered RB Automation since 2013 as a trusted manufacturer, trader, and importer of premium automation and sensing solutions. Under his leadership, the company has built a strong reputation for delivering precision-engineered flow meters, pressure transmitters, proximity sensors, stepper motors, and AC drives across electrical and engineering industries nationwide. His commitment to quality, ethical business practices, and client-centric approach has earned RB Automation a vast and loyal customer base.
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